Software Engineer

The role

You will build product features for financial services, including user-facing features, internal tools, APIs and backend services. The work covers payments and credit, which customers use daily to run their businesses.

What you will do

• Own the full lifecycle of medium-sized features and tasks across the product stack
• Build user-facing features, internal tools, APIs, and backend services
• Write clear, maintainable, and tested code that you are responsible for long-term
• Participate in code reviews and give timely feedback to teammates
• Build features with the end product and user in mind
• Reason about how your work extends to larger product needs
• Build upon systems and features that others depend on
• Balance speed with reliability and compliance in a regulated environment
• Collaborate with engineers and product team members to deliver high-impact work

Required qualifications

• Strong fundamentals in software development
• Ability to work effectively within established systems
• Product sense: you think about user impact and business value
• Ability to take responsibility for the maintenance and quality of what you build
• Ability to research and proactively solve problems
• English proficiency
• A strong work ethic

Nice to have

• Experience with financial services, regulated industries, or handling sensitive data

About the company

Flex is building AI-native financial services for business owners, rebuilding banking, credit, payments and financial operations as one system. It launched publicly in September 2023 and has raised $100M+ in equity and $300M+ in debt.